We've all had our share of good and bad bosses, but what made us like or dislike them? While our personal opinions take a share of the credit, consistent qualities tend to crop up when we look at good management. What do you think makes a great leader?

Famous advertising executive David Ogilvy offers up an interesting list:

01. High standards of personal ethics.02. Big people, without pettiness.03. Guts under pressure, resilience in defeat.04. Brilliant brains — not safe plodders.05. A capacity for hard work and midnight oil.06. Charisma — charm and persuasiveness.07. A streak of unorthodoxy — creative innovators.08. The courage to make tough decisions.09. Inspiring enthusiasts — with trust and gusto.10. A sense of humor.